package io.renren.modules.se.controller;

import io.renren.common.annotation.LogOperation;
import io.renren.common.constant.Constant;
import io.renren.common.page.PageData;
import io.renren.common.utils.ExcelUtils;
import io.renren.common.utils.Result;
import io.renren.common.validator.AssertUtils;
import io.renren.common.validator.ValidatorUtils;
import io.renren.common.validator.group.AddGroup;
import io.renren.common.validator.group.DefaultGroup;
import io.renren.common.validator.group.UpdateGroup;
import io.renren.modules.se.dto.EquipmentDTO;
import io.renren.modules.se.dto.LendListDTO;
import io.renren.modules.se.entity.EquipmentEntity;
import io.renren.modules.se.excel.LendListExcel;
import io.renren.modules.se.service.EquipmentService;
import io.renren.modules.se.service.LendListService;
import io.renren.modules.sys.entity.SysUserEntity;
import io.renren.modules.sys.service.SysUserService;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiImplicitParam;
import io.swagger.annotations.ApiImplicitParams;
import io.swagger.annotations.ApiOperation;
import org.apache.shiro.authz.annotation.RequiresPermissions;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import springfox.documentation.annotations.ApiIgnore;

import javax.servlet.http.HttpServletResponse;
import java.util.List;
import java.util.Map;
import java.util.Objects;


/**
 * 器材出借记录表
 *
 * 
 * 
 */
@RestController
@RequestMapping("se/lendlist")
@Api(tags="器材出借记录表")
public class LendListController {
    @Autowired
    private LendListService lendListService;
    @Autowired
    private EquipmentService equipmentService;
    @Autowired
    private SysUserService sysUserService;

    @GetMapping("page")
    @ApiOperation("分页")
    @ApiImplicitParams({
        @ApiImplicitParam(name = Constant.PAGE, value = "当前页码，从1开始", paramType = "query", required = true, dataType="int") ,
        @ApiImplicitParam(name = Constant.LIMIT, value = "每页显示记录数", paramType = "query",required = true, dataType="int") ,
        @ApiImplicitParam(name = Constant.ORDER_FIELD, value = "排序字段", paramType = "query", dataType="String") ,
        @ApiImplicitParam(name = Constant.ORDER, value = "排序方式，可选值(asc、desc)", paramType = "query", dataType="String")
    })
    @RequiresPermissions("se:lendlist:page")
    public Result<PageData<LendListDTO>> page(@ApiIgnore @RequestParam Map<String, Object> params){
//        PageData<LendListDTO> page = lendListService.page(params);
        PageData<LendListDTO> page = lendListService.pageWithEandU(params);

        return new Result<PageData<LendListDTO>>().ok(page);
    }

    @PostMapping("outInfo")
    @ApiOperation("借出信息")
    public Result<Integer> getOutInfo(@RequestBody LendListDTO dao){
        Integer data = lendListService.getOutInfo(dao.getEid(),dao.getUid());
        if (Objects.isNull(data)){
            return new Result<Integer>().error("未查到该条记录!");
        }
        else {
            return new Result<Integer>().ok(data);
        }
    }

//    @GetMapping("eList/{uid}")
//    @ApiOperation("信息")
//    @RequiresPermissions("se:lendlist:info")
//    public Result<List<LendListDTO>> getEList(@PathVariable("uid") Long uid){
//        List<LendListDTO> data = lendListService.getByUid(uid);
//        return new Result<List<LendListDTO>>().ok(data);
//    }


    @GetMapping("{id}")
    @ApiOperation("信息")
    @RequiresPermissions("se:lendlist:info")
    public Result<LendListDTO> get(@PathVariable("id") Long id){
        LendListDTO data = lendListService.get(id);
        return new Result<LendListDTO>().ok(data);
    }

    @PostMapping
    @ApiOperation("保存")
    @LogOperation("保存")
    @RequiresPermissions("se:lendlist:save")
    public Result save(@RequestBody LendListDTO dto){
        //效验数据
        ValidatorUtils.validateEntity(dto, AddGroup.class, DefaultGroup.class);

        Integer changeNnumber = dto.getInventory()-dto.getOutNum();
        //当数量更改时,应更新数据库的库存总量
        equipmentService.alterInventory(dto.getEid(),changeNnumber);
        lendListService.save(dto);
        return new Result();

    }

    @PutMapping
    @ApiOperation("修改")
    @LogOperation("修改")
    @RequiresPermissions("se:lendlist:update")
    public Result update(@RequestBody LendListDTO dto){
        //效验数据
        ValidatorUtils.validateEntity(dto, UpdateGroup.class, DefaultGroup.class);
        Integer changeNnumber = dto.getInventory()-dto.getOutNum();
        //当数量更改时,应更新数据库的库存总量
        equipmentService.alterInventory(dto.getEid(),changeNnumber);
        lendListService.update(dto);
        return new Result();
    }

    @DeleteMapping
    @ApiOperation("删除")
    @LogOperation("删除")
    @RequiresPermissions("se:lendlist:delete")
    public Result delete(@RequestBody Long[] ids){
        //效验数据
        AssertUtils.isArrayEmpty(ids, "id");

        lendListService.delete(ids);

        return new Result();
    }

    @GetMapping("export")
    @ApiOperation("导出")
    @LogOperation("导出")
    @RequiresPermissions("se:lendlist:export")
    public void export(@ApiIgnore @RequestParam Map<String, Object> params, HttpServletResponse response) throws Exception {
        List<LendListDTO> list = lendListService.list(params);

        ExcelUtils.exportExcelToTarget(response, null, list, LendListExcel.class);
    }

}